Data Comunication-1


To provide the students with an opportunity to acquire knowledge, skills and attitude in the area of telecom system with special emphasis on:
• data communication
• communication hardware, procedure and processing
• systems that use data transmission
• basics of network
• network topologies
• protocol stacks and network protocols
• OSI protocol
• Internetworking
• TCP/IP protocol suite
• Internet protocol
• distributed applications
• wired and wireless Internet


Concept of data communication; Communication hardware, procedure and processing; Data transmission system; Basics of network; Network topologies; Protocol stacks and network protocols; OSI protocol architecture; Internetworking; TCP/IP protocol suite; Internet protocol; Distributed applications and Wired and wireless internet.



1 Understand the concept of Data and Data communications.

1.1 State the meaning of data communication.
1.2 Describe the Simplified Data Communications Model.
1.3 Describe the function of basic Components (five Components)of data communication systems.
1.4 Describe the Data Representation methods (eg. Text, Numbers, Images, Audio and Video) .
1.5 Describe the Data flow methods (eg. Simplex, Half Duplex and Full Duplex).
1.6 Find the maximum data rate of a channel.
1.7 Describe the principle of serial and parallel communications.
1.8 Mention the common categories of data communication application.
1.9 Describe the Standards of Organizations for Data Communications.

2 Understand the concept of data type and data transmission system.

2.1 Define Analog data, digital data, Periodic, Non periodic and Composite signals, Wave length, Bit rate, Baud rate, Bit length, Wavelength, Bandwidth.
2.2 Define attenuation, Distortion, Noise, SNR.
2.3 Describe Nyquist theorem.
2.4 Describe Shannon’s Capacity theorem.
2.5 Solve problems using Nyquist and Shannon’s capacity theorem.
2.6 Define Line Coding.
2.7 Describe the Line Coding Schemes (Uni-polar, Polar, Bipolar, Multilevel and Multi -transition ).
2.8 Define online, offline, interactive, non-interactive data transmission system.
2.9 List the common categories of data transmission system .
2.10 Describe the desirable delivery times and typical quantities of data for common uses of data transmission.
2.11 Define the time sharing and resource sharing network.
2.12 Describe the operation of base band and broad band transmission.

3 Understand the concept of Network and Topologies.

3.1 Define computer network.
3.2 Describe the advantages of network.
3.3 Describe the application of computer network.
3.4 Define topology, physical and logical topology .
3.5 Mention the difference between physical and logical topology.
3.6 Define multi point and point to point connections.
3.7 Describe client / server and peer-to-peer network.
3.8 Describe the general features and characteristics of LAN, MANs, PANs and WANs.
3.9 Describe the physical connection of bus, ring, star, hybrid, mesh, multi point and cellular topologies.
3.10 Mention the advantages and disadvantages of bus, ring, star, hybrid, mesh, multi point and cellular topologies.
3.11 Describe the factors to select a particular topology.
3.12 Explain the logical topologies of a token ring network.
3.13 Define Connection- Oriented and Connectionless Services.

4 Understand the communication hardware, procedure and processing.

4.1 Describe the function of communication adapter and modulator & demodulator (MODEM).
4.2 List the common connectors to communicate between PC and outside world.
4.3 Mention the features of internal and external MODEM.
4.4 Define and the function of EDGE.
4.5 Describe the operation of direct connect modem and acoustical MODEM connection to the telephone line.
4.6 Define the precise procedures to communicate between two micro computer.
4.7 Describe the principle of operation of line driver, line receiver, URAT and USART.
4.8 Define the responsibility of communication processing.

5 Understand the concept of protocol and network protocols.
5.1 Define protocol.
5.2 Describe the key elements of protocols.
5.3 Describe the fundamental functions of protocol.
5.4 Define Network Protocol.
5.5 List different types of network protocol.
5.6 Describe the Internet Protocol (IP) header and the classes of address Format.
5.7 Describe the concepts of models and protocols.
5.8 Describe the relationship of services to protocols.

6 Understand the concept of OSI protocol architecture.

6.1 Describe the demand of network standardization.
6.2 Mention the categories of standards in the network industries.
6.3 Describe the concept of defacto and dejure standards.
6.4 List the names of standard organizations responsible for network standards.
6.5 Mention the ISO issues.
6.6 Describe the design issues for the layers in computer networking.
6.7 State the principles of applied to arrive at the seven layers.
6.8 Mention the layers of the OSI reference model with diagram.
6.9 Explain the functions of each layers of OSI model.

7 Understand the concept of Data Link Layer , data error detection and correction process .

7.1 Define Data link layer.
7.2 Mention the Functions of data link layers.
7.3 Describe the Services provided to the Network layer.
7.4 Describe the Framing with block diagrams.
7.5 Define Error control and Flow control.
7.6 Describe the classifications of Error Detection and correction methods.
7.7 Describe the functions of Error Detection and correction methods.
7.8 Describe the Error Detection and correction by Hamming Codes.
7.9 Describe the Cyclic Redundancy Check (CRC) with mathematical problems.
7.10 Define High-level Data Link Control (HDLC).

8 Understand the concept of TCP/IP protocol suite.

8.1 Mention the basic concept of internet protocol.
8.2 Describe the internet addressing formats.
8.3 Describe the functions of each fields of IP datagram format.
8.4 Describe the types of field and message type of the internet control message protocol.
8.5 Describe the principles of exterior and border gateway protocol.
8.6 Draw and distinguish the difference between the layers of the TCP/IP and OSI model.
8.7 Describe the functions of each layers of TPC/IP protocol suite.
8.8 Describe various application layer protocols of TCP/IP protocol stack.
8.9 Describe the Relationship of layers and addresses in TCP/IP.
8.10 Describe the operation of TCP/IP in an internet.
8.11 Define Port address.

9 Understand the concept of distributed applications.

9.2 Describe the principle of simple mail transfer protocol (SMTP).
9.3 Describe the principle of multi-purpose internet mail extension (MIME).
9.4 Describe the principle of hyper text transfer protocol (HTTP).
9.5 Describe the principle of lightweight directory access protocol (LDAP).
9.6 Describe the principle of network management protocol (NMP).
9.7 Describe the TCP and UDP headers
9.8 Describe the IPv4 and IPv6 headers

10 Understand the concept of wired and wireless internet.
10.1 Describe the architecture and accessing technique of internet.
10.2 List the domain name service specified by International Standard Organization (ISO).
10.3 List the functions of RADIUS server.
10.4 Describe the principle of virtual private network with architectures and protocols.
10.5 Describe the Wireless Network Topologies.
10.6 Define Wireless Wide Area Network (WWAN), Wireless Metropolitan Area Network (WMAN),
10.7 Wireless Local Area Network (WLAN), Wireless Personal Area Network (WPAN), Wireless Broadband Access
10.8 Define Wi-Fi , WiMAX and 802.16a.
10.9 Describe the WiMax Speed and Range
10.10 Describe the Major Benefits of WiMAX
10.11 Define Quality of Service

1 Study the operation of serial communication.
2 Study the operation of parallel communication.
3 Construct the simplex, half duplex and full duplex mode of operations for data communication system.
4 Study the operation of different types of modem.
5 Study the operation of line driver and receiver.
6 Study the operation of hubs and repeaters.
7 Identify the network card, accessories tools and connectors.
8 Construct the physical layout of different types (bus, ring, star, hybrid, mesh, multipoint and cellular) of computer network.
9 Study the operation of router in internetworking.
10 Study the operation of server.
11 Work with network environment for simple data communication.


1 Data Communications and Networking
2 Data and Computer Communications
– William Stallings
3 Computer Networks

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